(Q152729)

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

7 November 2023

named after

Calchas

1 reference

https://en.wikipedia.org/w/index.php?title=4138_Kalchas&oldid=848083959

English Wikipedia

Wikimedia import URL

follows

4137 Crabtree

1 reference

followed by

4139 Ulʹyanin

1 reference

Cornelis Johannes van Houten

significant event

naming

0 references

discoverer or inventor

2 references

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

Ingrid van Houten-Groeneveld

30 January 2024

2 references

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

30 January 2024

Tom Gehrels

2 references

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

time of discovery or invention

30 January 2024

19 September 1973

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

site of astronomical discovery

7 November 2023

Palomar Mountain Observatory

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

7 November 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

Greek camp trojan asteroid

7 November 2023

1 reference

http://www.minorplanetcenter.org/iau/lists/JupiterTrojans.html

asteroid belt

0 references

parent astronomical body

Sun

0 references

apoapsis

805,262,000 kilometre

1 reference

5.390 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=4138

5.404213742729957±0.000000032341 astronomical unit

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

30 January 2024

periapsis

738,862,000 kilometre

1 reference

4.9380722 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=4138

4.943573747939006±0.000000036565 astronomical unit

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

30 January 2024

argument of periapsis

165.44874 degree

1 reference

164.28942 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=4138

166.9121978774159±0.0000071269 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

30 January 2024

0 references

0.043

1 reference

https://fr.wikipedia.org/w/index.php?title=(4138)_Calchas&oldid=143371881

French Wikipedia

Wikimedia import URL

0.0437662

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=4138

0.04451579578787539±0.0000000017881

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

30 January 2024

orbital inclination

2.09947 degree

1 reference

2.09934 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=4138

2.097687371323109±0.000000031995 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

30 January 2024

orbital period

4,282.415 day

1 reference

11.74 year

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=4138

4,298.576747616121±0.000038586 day

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

30 January 2024

rotation period

29.2 hour

2 references

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

semi-major axis of an orbit

7 November 2023

772,062,000 kilometre

1 reference

5.1640846 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=4138

5.173893745334481±0.000000030963 astronomical unit

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

longitude of ascending node

30 January 2024

208.02665 degree

1 reference

208.01364 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=4138

207.9961252064596±0.0000010797 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

30 January 2024

mean anomaly

181.17484 degree

1 reference

316.95673 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=4138

88.74638457092084±0.0000052335 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

30 January 2024

17.48

1 reference

absolute magnitude

10

1 reference

10.1

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=4138

10.2

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

30 January 2024

0.082±0.006

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

7 November 2023

diameter

46.462±0.669 kilometre

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

7 November 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

30 January 2024

time of periapsis

2,459,140.824821276±0.00016986 Julian day

point in time

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

7 November 2023

provisional designation

1973 SM

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

7 November 2023

1986 VU6

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004138

7 November 2023

Identifiers

1 reference

28 October 2013

1 reference